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Contents
# encoding: utf-8
module RuboCop
module Cop
module Style
# Here we check if the parameters on a multi-line method call are
# aligned.
class AlignParameters < Cop
include AutocorrectAlignment
MSG = 'Align the parameters of a method call if they span ' \
'more than one line.'
def on_send(node)
_receiver, method, *args = *node
return if method == :[]=
return if args.size <= 1
check_alignment(args, base_column(node, args))
end
private
def fixed_indentation?
cop_config['EnforcedStyle'] == 'with_fixed_indentation'
end
def base_column(node, args)
if fixed_indentation?
lineno = target_method_lineno(node)
line = node.loc.expression.source_buffer.source_line(lineno)
indentation_of_line = /\S.*/.match(line).begin(0)
indentation_of_line + configured_indentation_width
else
args.first.loc.column
end
end
def target_method_lineno(node)
if node.loc.selector
node.loc.selector.line
else
# l.(1) has no selector, so we use the opening parenthesis instead
node.loc.begin.line
end
end
end
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems